unitage
/juːˈnɪtɪdʒ/ or /juːˈnaɪtɪdʒ/Definitions
1. noun
A measure of the age of a unit, such as the age of a star or a galaxy, calculated from its luminosity.
“Astronomers used unitage to determine the age of the newly discovered galaxy.”
1. noun
A measure of the age of a unit, such as the age of a star or a galaxy, calculated from its luminosity.
“Astronomers used unitage to determine the age of the newly discovered galaxy.”